Jackal shark
jonquil
Jackrabbit, Jasmine, Jay and Juniper are names of streets. They begin with the letter j.
Three countries start with the letter J: Jamaica Japan Jordan
jodijasonjoejoeyjumperjazzjojojenniejennajoanjesusjobbyjaffa cakejeffjefferyjanicejayjunglejasper
Jets, Jaguars
killer
No. No sharks have names that begin with the letter R.
jonquil
Jackrabbit, Jasmine, Jay and Juniper are names of streets. They begin with the letter j.
Three countries start with the letter J: Jamaica Japan Jordan
Jessica Jennifer
Juvenile Deliquents
jodijasonjoejoeyjumperjazzjojojenniejennajoanjesusjobbyjaffa cakejeffjefferyjanicejayjunglejasper
Jets, Jaguars
juanita
JoJo...the singer
None, but you can count New "J"ersey if you want to.